| Explosion Proof housing Microprocessor based circuit Wide range of electrochemical toxic sensors Catalytic combustible gas sensors Signal output: Linear 4 - 20 mA or 0 10 V Optional relay output Optional window housing Power requirement: 24 VAC or 24 VDC nominal Wiring: 3 wire for VDC operation 4 wire for VAC Easy calibration procedure Calibration adjustments: Null and Span Temperature range: 0 to 40 degrees C Humidity range: 10% to 95% non-condensing |